Cast and Frass™

Cast and Frass is a unique and powerful soil amendment and grow mix that provides the benefits from a variety of composting worms and insects for a blend of worm castings and insect frass that enhances the strength, durability, growth and yield of the plants and improves upon the base of VermiCast™ worm castings.

It’s important to know what you grow in.

The vegan diet is important

Cast and Frass™ is created by providing a special feed formula to the composting insects and worms. The feed formula creates the best possible conditions for nutrient uptake. Cast and Frass™ provides the plants what they require to maximize their potential. Due to our extensive lab testing, Cast and Frass™ is safe for indoor and outdoor use.
The vegan based feed formula ensures that nutrients and minerals are available to the plant while not compromising safety. Cast and Frass™ is lab tested by a Government Certified Lab to ensure nutrient levels are available. Cast and Frass™ is also test for Pathogens to ensure it is safe for use with growing edible fruits, vegetables, nuts and plants.
Sertia Soils - Online Store

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